JPH08289694A - Artificial fish reef - Google Patents

Artificial fish reef

Info

Publication number
JPH08289694A
JPH08289694A JP7094767A JP9476795A JPH08289694A JP H08289694 A JPH08289694 A JP H08289694A JP 7094767 A JP7094767 A JP 7094767A JP 9476795 A JP9476795 A JP 9476795A JP H08289694 A JPH08289694 A JP H08289694A
Authority
JP
Japan
Prior art keywords
rod
artificial
reef
concrete
fishing reef
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP7094767A
Other languages
Japanese (ja)
Other versions
JP2827092B2 (en
Inventor
Sadanobu Tarui
貞信 樽井
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to JP7094767A priority Critical patent/JP2827092B2/en
Publication of JPH08289694A publication Critical patent/JPH08289694A/en
Application granted granted Critical
Publication of JP2827092B2 publication Critical patent/JP2827092B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish

Landscapes

  • Artificial Fish Reefs (AREA)

Abstract

PURPOSE: To provide a simply and inexpensively producible and readily handleable artificial fish reef. CONSTITUTION: This artificial fish reef is composed of a fish reef main material 1 prepared by piling up in plural steps cylindrical bodies 2 by crossing them and concrete props 3 mutually connecting crossed parts of the cylindrical bodies 2 placed upper and lower.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は人工漁礁、さらに詳しく
は好漁場を形成すべく使用される集魚効果を備えた人工
漁礁の改良に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an artificial fishing reef, and more particularly to improvement of an artificial fishing reef having a fish collecting effect used for forming a good fishing ground.

【0002】[0002]

【従来の技術】従来、この種人工漁礁としては、例えば
実開昭55-88667号公報所載の考案が存在する。
2. Description of the Related Art Conventionally, as this type of artificial fishing reef, for example, there is a device disclosed in Japanese Utility Model Publication No. 55-88667.

【0003】即ち、この従来のものは図4に示すよう
に、中空半球状の漁礁本体1aに多数の透孔10を穿設し、
且つ該漁礁本体1a内に多数の栗石11を収納したものであ
る。
That is, in this conventional device, as shown in FIG. 4, a large number of through holes 10 are formed in a hollow hemispherical reef body 1a,
In addition, a large number of rubble stones 11 are stored in the fishing reef body 1a.

【0004】[0004]

【発明が解決しようとする課題】しかしながら、上記従
来の人工漁礁は、漁礁本体1a内に栗石11を収納するもの
であるために、海底への設置作業が非常に煩雑であると
いう問題点があった。
However, the above-mentioned conventional artificial reef has the problem that the installation work on the seabed is very complicated because the crushed stones 11 are stored in the reef body 1a. It was

【0005】また、特殊形状の漁礁本体1aを使用するも
のであるために、その製作費用が嵩むという難点を有
し、且つ製作可能な漁礁本体1aの大きさにも一定の限界
があって大型化を図ることも困難であった。
Further, since the reef main body 1a having a special shape is used, there is a drawback that the manufacturing cost thereof is high, and the size of the reef main body 1a that can be manufactured has a certain limit. It was difficult to achieve this.

【0006】ところで、近年省資源や省エネルギー等の
観点から、各種廃棄物の再利用が盛んに試みられてはい
るが、例えば使用済のコンクリート製電柱等は撤去後
に、破砕して産業廃棄物として処理されているのが実情
であり、かかる一連の破棄処分には膨大な費用を要する
ことも相俟って、破棄電柱等の再利用の要請が非常に強
い。
[0006] In recent years, from the viewpoint of resource saving and energy saving, various wastes have been reclaimed. For example, used concrete utility poles are removed and then crushed into industrial wastes. The fact is that they are being processed, and this series of disposals requires enormous costs, so there is a strong demand for the reuse of discarded utility poles.

【0007】それ故に、本発明はこのような状況に鑑み
て上記従来の問題点を解決するためになされたものであ
り、簡易で且つ安価に製作できると共に、取扱い容易な
人工漁礁の提供を課題とする。
Therefore, the present invention has been made in view of the above circumstances in order to solve the above-mentioned conventional problems, and it is an object to provide an artificial fishing reef that can be manufactured easily and inexpensively and is easy to handle. And

【0008】[0008]

【課題を解決するための手段】即ち、本発明が上記課題
を解決するために採った手段は、棒状体2を交差させて
複数段に段積みされた漁礁本体1と、上下に位置する前
記棒状体2の交差部分を相互に連結するコンクリート製
の支柱3とからなる点にある。
[Means for Solving the Problems] That is, the means adopted by the present invention to solve the above-mentioned problems are the fish reef main bodies 1 stacked in a plurality of stages with the rod-shaped bodies 2 intersecting, and the fishing reef main bodies 1 arranged above and below. It is composed of concrete columns 3 for connecting the intersecting portions of the rod-shaped bodies 2 to each other.

【0009】[0009]

【作用】従って、上記構成を特徴とする人工漁礁は、海
底等に沈降させて所定位置に設置されるのであるが、各
棒状体2により潮流等が適度に遮蔽されて集魚効果を発
揮することとなる。
Therefore, the artificial fishing reef characterized by the above-mentioned structure is settled on the seabed or the like and set at a predetermined position. However, the tidal currents are appropriately shielded by the rod-shaped bodies 2 to exert a fish collecting effect. Becomes

【0010】[0010]

【実施例】以下、本発明の一実施例について図面に従っ
て説明する。
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.

【0011】図1に於いて、1は使用済のコンクリート
製電柱2を交差させて複数段に段積みした漁礁本体を示
す。即ち、かかる漁礁本体1は、最下段に複数の電柱2
が所定間隔を有して配され、その上に複数の電柱2を90
°交差させて略同間隔に配して2段目が形成され、さら
にその上に前記最下段の各電柱2と向きと配設位置を一
致させて複数の電柱2を配して3段目が形成されてな
り、その上に同様にして数段の電柱2が格子状に段積み
されたものである。尚、電柱2の長さとしては、例えば
13m乃至16mのものが使用されるが、その具体的な長さ
は任意に変更可能である。
In FIG. 1, reference numeral 1 denotes a fishing reef main body in which used concrete utility poles 2 are crossed and stacked in a plurality of stages. That is, the fishing reef body 1 has a plurality of utility poles 2 at the bottom.
Are arranged with a certain interval, and a plurality of telephone poles 2 are placed on it.
A second step is formed by intersecting and arranging at substantially the same interval, and further, a plurality of utility poles 2 are arranged on the lowermost utility poles 2 in the same direction and arrangement position as the third step. Is formed, and a plurality of utility poles 2 are similarly stacked on the grid in a grid pattern. The length of the utility pole 2 is, for example,
A length of 13 to 16 m is used, but its specific length can be arbitrarily changed.

【0012】3は漁礁本体1の電柱2が交差する所定の
部位を連結すべく上下方向に設けられたコンクリートか
らなる角柱状の支柱を示し、該支柱3は図2(イ) のよう
に吊下用のフック4が上端から突出する8本の支柱3a
と、同図(ロ) の如く支柱3aよりも細い4本の支柱3bとか
らなり、各支柱3a,3b 内には鉄筋5が配されると共に、
その下端部は最下段の電柱2よりも約40〜50cm程下方に
夫々突出するように構成されている。
Reference numeral 3 denotes a prismatic pillar made of concrete which is vertically provided to connect predetermined portions where the electric poles 2 of the fishing reef main body 1 intersect with each other. The pillar 3 is suspended as shown in FIG. Eight columns 3a with lower hooks 4 protruding from the top
And, as shown in (b) of the figure, it consists of four columns 3b thinner than the column 3a, and the reinforcing bars 5 are arranged in each column 3a, 3b,
The lower ends thereof are each configured to project downward about 40 to 50 cm below the lowermost electric pole 2.

【0013】本実施例は以上のような構成からなり、か
かる人工漁礁は例えばクレーン船等に載せて設置すべき
海上に搬送し、そのクレーンにより人工漁礁の支柱3aに
設けたフック4にワイヤーを介して8点で吊下せしめ、
海中に沈めて海底等に設置して使用されるのであるが、
構造的にその沈降作業も比較的短時間で行うことができ
る。
This embodiment is constructed as described above, and such an artificial fishing reef is carried, for example, on a crane ship or the like and transported to the sea where it is to be installed, and a wire is attached to the hook 4 provided on the support 3a of the artificial fishing reef by the crane. Through 8 points,
It is submerged in the sea and installed on the seabed, etc.
Structurally, the sedimentation work can be performed in a relatively short time.

【0014】この場合、各支柱3の下端部は最下段の電
柱2よりも下方に突出されてなるため、該支柱3を介し
て海底等の設置面6に設置されることとなる。従って、
該設置面6と漁礁本体1間には図1(ロ) の如く空間Aが
形成されるために、潮の流れを妨げたり、設置面6を傷
めるようなことはない。
In this case, since the lower ends of the columns 3 are projected below the lowermost utility pole 2, they are installed on the installation surface 6 such as the seabed via the columns 3. Therefore,
Since the space A is formed between the installation surface 6 and the fish reef body 1 as shown in FIG. 1B, it does not hinder the tide flow or damage the installation surface 6.

【0015】また、かかる人工漁礁は比較的大きな構造
物であり、且つ大変強固であるために、波浪や潮流によ
って傾倒したり、移動したり、或いは破損することもな
く、安定した状態で長期に亘って設置し得ると共に、例
えば底引網等による影響を受けることもないので、稚魚
の保護が図れるばかりではなく、産卵場としても最適で
ある。
Further, since the artificial reef is a relatively large structure and is very strong, it does not tilt, move, or break due to waves or tidal currents, and remains stable for a long period of time. Since it can be installed over the whole area and is not affected by, for example, trawls, it not only protects juveniles, but is also most suitable as a spawning ground.

【0016】また、漁礁本体1の側面に開設される開口
部Bの面積は電柱2の外径により決定されることになる
が、かかる開口面積が適当に設定されて、潮流等が適度
に遮蔽されるため、別途遮蔽板の如きものを使用する必
要はなく、良好な集魚効果が得られる。
Further, the area of the opening B formed on the side surface of the fishing reef main body 1 is determined by the outer diameter of the utility pole 2, but the opening area is appropriately set to appropriately shield the tidal current and the like. Therefore, it is not necessary to use a shield plate separately, and a good fish collecting effect can be obtained.

【0017】さらに、最下段の電柱2からの支柱3の突
出量は容易に変更できるため、これを適宜変更,調整す
ることにより設置面の土質等に応じた人工漁礁を製作で
きる利点もある。
Further, since the amount of protrusion of the column 3 from the lowermost utility pole 2 can be easily changed, there is also an advantage that an artificial fishing reef can be manufactured according to the soil quality of the installation surface by appropriately changing and adjusting it.

【0018】さらに、電柱2及び支柱3は夫々弱アルカ
リ性のコンクリートからなるため、カジメやアカモク等
の有用藻類の種糸の巻付けが容易であり、併せて電柱2
間には比較的大きな空間Bが形成されるので、藻類の成
育条件を十分に満たすことになる。
Further, since the utility poles 2 and the support pillars 3 are each made of slightly alkaline concrete, it is easy to wind the seed thread of useful algae such as Kajime and Akamoku.
Since a relatively large space B is formed between them, the conditions for growing algae are sufficiently satisfied.

【0019】また、本実施例に係る人工漁礁は段積され
た電柱2を支柱3を介して連結するという非常に簡易な
構成からなるために、容易に製作できる利点があり、し
かも使用済の電柱2を再利用するものであるために、安
価で且つ資源の有効利用が図れる結果、環境行政の一助
に大いに寄与し得ることとなる。
The artificial reef according to the present embodiment has a very simple structure in which stacked electric poles 2 are connected to each other through columns 3. Therefore, the artificial reef has an advantage that it can be easily manufactured, and it can be used. Since the utility pole 2 is reused, the cost can be reduced and the resources can be effectively used, which can greatly contribute to the environmental administration.

【0020】尚、上記実施例に於いては、使用済の電柱
2を段積みして漁礁本体1を構成したが、本発明は決し
てこれに限定されず、例えば使用済の下水管やコンクリ
ート製の枕木に取着されたレールを同様にして段積みし
て漁礁本体1としても構わない。後者の場合は、レール
側を上向き或いは下向きの何れに配してもよいが、下向
きに配すると安定感が得られる利点があり、また該レー
ルの鉄分により集魚効果が向上することになる。
In the above embodiment, the used reef main body 1 is constructed by stacking the used electric poles 2, but the present invention is not limited to this. For example, used sewer pipes and concrete The rails attached to the sleepers may be stacked in the same manner to form the fishing reef body 1. In the latter case, the rail side may be arranged either upward or downward, but there is an advantage that a stable feeling can be obtained when the rail side is arranged downward, and the iron content of the rail improves the fish collecting effect.

【0021】また、上記実施例の如く電柱2は段積みす
る他に、図3の如くコンクリート基板7の表面側に多数
の電柱2等の棒状体を突設して中間に板状の連結部材8
を設けて各棒状体を固定する一方、裏面側に棒状の脚部
材9を突設せしめて該脚部材9により自立可能に構成し
ても構わない。この場合も上記実施例と略同様の効果が
得られる。
In addition to stacking the electric poles 2 in a stack as in the above embodiment, a large number of rod-shaped bodies such as electric poles 2 are projected on the surface side of the concrete substrate 7 as shown in FIG. 8
It is also possible to fix each rod-shaped body by providing the above, and to form a rod-shaped leg member 9 on the back side so that the leg member 9 can stand by itself. In this case, the same effect as that of the above embodiment can be obtained.

【0022】さらに、支柱3は上記実施例の如く棒状体
2の適当な交差部分に設ければよく、全ての交差部分に
設ける必要はない他、その具体的な形状等も問わない。
Further, the support columns 3 may be provided at appropriate intersections of the rod-shaped body 2 as in the above-mentioned embodiment, and it is not necessary to provide them at all the intersections, and their specific shapes are not limited.

【0023】その他、棒状体2の交差角度等も本発明の
意図する範囲内に於いて任意な変更可能である。
In addition, the crossing angle of the rod-shaped body 2 and the like can be arbitrarily changed within the scope intended by the present invention.

【0024】[0024]

【発明の効果】叙上の様に、本発明は棒状体を交差させ
て複数段に段積みされた漁礁本体と、上下に位置する前
記棒状体の交差部分を相互に連結するコンクリート製の
支柱とからなるという非常に簡易な構成であるため、漁
礁本体を特殊形状に形成する従来の人工漁礁に比して、
安価で且つ容易に製作できるという格別の効果を得るに
至った。
As described above, the present invention is a concrete strut for interconnecting fish reef main bodies in which rod-shaped bodies are crossed and stacked in a plurality of stages, and the intersecting portions of the rod-shaped bodies positioned above and below. Because it has a very simple structure consisting of and, compared to conventional artificial reefs that form the reef body in a special shape,
It has come to the special effect that it is cheap and easy to manufacture.

【0025】また、前記棒状体として使用済の電柱や枕
木を備えたレール等を採用することにより、その再利用
が図れることとなって、環境行政の一助に大いに寄与し
得るという特有の効果を奏する。
Further, by adopting a used electric pole or a rail provided with sleepers as the rod-shaped body, it can be reused, and a peculiar effect that it can greatly contribute to environmental administration is provided. Play.

【図面の簡単な説明】[Brief description of drawings]

【図1】本発明の一実施例を示し、(イ) は人工漁礁の平
面図、(ロ) は正面図。
FIG. 1 shows an embodiment of the present invention, (a) is a plan view of an artificial fishing reef, and (b) is a front view.

【図2】(イ) 及び(ロ) は要部拡大断面図。FIG. 2A and FIG. 2B are enlarged cross-sectional views of main parts.

【図3】他実施例を示し、(イ) は平面図、(ロ) は正面
図。
FIG. 3 shows another embodiment, (a) is a plan view and (b) is a front view.

【図4】従来例を示す断面図。FIG. 4 is a sectional view showing a conventional example.

【符号の説明】[Explanation of symbols]

1…漁礁本体 2…棒状体 3…支柱 7…基板 8…連結部材 9…脚部材 DESCRIPTION OF SYMBOLS 1 ... Fishing reef main body 2 ... Rod-shaped body 3 ... Struts 7 ... Substrate 8 ... Connecting member 9 ... Leg member

Claims (9)

【特許請求の範囲】[Claims] 【請求項1】 棒状体(2) を交差させて複数段に段積み
された漁礁本体(1) と、上下に位置する前記棒状体(2)
の交差部分を相互に連結するコンクリート製の支柱(3)
とからなることを特徴とする人工漁礁。
1. A fishing reef main body (1) stacked in a plurality of stages with the rod-shaped bodies (2) crossing, and the rod-shaped bodies (2) positioned above and below.
Concrete stanchions that interconnect the intersections of (3)
An artificial reef characterized by consisting of.
【請求項2】 前記支柱(3) の下端部が最下段の棒状体
(2) よりも下方に突出してなる請求項1記載の人工漁
礁。
2. A rod-shaped body in which the lower end of the column (3) is the lowest stage.
The artificial fishing reef according to claim 1, wherein the artificial reef projects downward from (2).
【請求項3】 前記支柱(3) 内に鉄筋(5) が配されてな
る請求項1又は2記載の人工漁礁。
3. The artificial reef according to claim 1 or 2, wherein a reinforcing bar (5) is arranged in the pillar (3).
【請求項4】 前記棒状体(2) が使用済のコンクリート
製電柱である請求項1乃至3の何れかに記載の人工漁
礁。
4. The artificial reef according to claim 1, wherein the rod-shaped body (2) is a used concrete utility pole.
【請求項5】 前記棒状体(2) がコンクリート製枕木を
備えた使用済のレールである請求項1乃至3の何れかに
記載の人工漁礁。
5. The artificial fishing reef according to claim 1, wherein the rod-shaped body (2) is a used rail provided with a concrete sleeper.
【請求項6】 前記棒状体(2) が使用済のコンクリート
製電柱とコンクリート製枕木を備えた使用済のレールの
組合せからなる請求項1乃至3の何れかに記載の人工漁
礁。
6. The artificial fishing reef according to any one of claims 1 to 3, wherein the rod-shaped body (2) is composed of a combination of a used concrete utility pole and a used rail provided with a concrete sleeper.
【請求項7】 基板(7) の表面に複数の棒状体(2) が突
設され且つ前記基板(7) の裏面には脚部材(9) が突設さ
れて自立可能に構成されてなることを特徴とする人工漁
礁。
7. A substrate (7) is provided with a plurality of rod-shaped bodies (2) projecting from the front surface thereof, and leg members (9) projecting from the back surface of the substrate (7) so as to be self-supporting. An artificial fishing reef characterized by that.
【請求項8】 前記棒状体(2) 間に連結部材(8) が架設
されてなる請求項7記載の人工漁礁。
8. The artificial fishing reef according to claim 7, wherein a connecting member (8) is provided between the rod-shaped bodies (2).
【請求項9】 前記棒状体(2) が使用済のコンクリート
製電柱からなる請求項7又は8記載の人工漁礁。
9. The artificial reef according to claim 7, wherein the rod-shaped body (2) is made of a used concrete utility pole.
JP7094767A 1995-04-20 1995-04-20 Artificial reef Expired - Fee Related JP2827092B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7094767A JP2827092B2 (en) 1995-04-20 1995-04-20 Artificial reef

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7094767A JP2827092B2 (en) 1995-04-20 1995-04-20 Artificial reef

Publications (2)

Publication Number Publication Date
JPH08289694A true JPH08289694A (en) 1996-11-05
JP2827092B2 JP2827092B2 (en) 1998-11-18

Family

ID=14119257

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7094767A Expired - Fee Related JP2827092B2 (en) 1995-04-20 1995-04-20 Artificial reef

Country Status (1)

Country Link
JP (1) JP2827092B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100397676B1 (en) * 2001-09-21 2003-09-26 태성건설 주식회사 Artificial fish house recycling electric poles and construction method thereof
US8635973B1 (en) 2012-10-19 2014-01-28 Lee C. Shepard, III Artificial mangrove assembly

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5896772U (en) * 1981-12-24 1983-07-01 海洋プレコン株式会社 breeding fish reef
JPH0184565U (en) * 1987-11-30 1989-06-05
JPH0217066U (en) * 1988-07-22 1990-02-02

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5896772U (en) * 1981-12-24 1983-07-01 海洋プレコン株式会社 breeding fish reef
JPH0184565U (en) * 1987-11-30 1989-06-05
JPH0217066U (en) * 1988-07-22 1990-02-02

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100397676B1 (en) * 2001-09-21 2003-09-26 태성건설 주식회사 Artificial fish house recycling electric poles and construction method thereof
US8635973B1 (en) 2012-10-19 2014-01-28 Lee C. Shepard, III Artificial mangrove assembly

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